Trefalghun House is a Grade II listed building in the Cornwall local planning authority area, England. First listed on 31 October 1988. House.
Trefalghun House
- WRENN ID
- ragged-finial-willow
- Grade
- II
- Local Planning Authority
- Cornwall
- Constituency
- Camborne and Redruth MP: Perran Moon (Lab)
- Country
- England
- Date first listed
- 31 October 1988
- Type
- House
- Address
- Trefalghun House, Fore Street, St. Agnes
- OS grid reference
- SW 715 476
- Coordinates
- 50.28438, -5.20793
- Source
- Historic England listing
Description
Trefalghun House is a house built in the early to mid-19th century. It features walls made of Killas rubble and has brick arches above the openings. The roof is covered with concrete tiles and has brick chimneys at the gable ends. The house has cast-iron gutters in an ogee section. The layout is a double-depth plan with two rooms at the front on either side of a central entrance hall, which leads to a stair hall situated between the rear service rooms. The exterior is two storeys high and has a symmetrical front with three windows and a central doorway. There are shallow brick arches above the openings. The original door is a panelled design with two tall panels and an overlight, while the windows are 12-pane sashes. The interior has not been inspected.
Local climate
Trefalghun House receives an average of 920 mm of rain a year. This makes it wetter than 70% of listed buildings in the UK. Its exposure to wind-driven rain is greater than that of 91% of listed buildings.
It experiences an average of 4 freeze-thaw cycles a year, fewer than 98% of listed buildings. Of these, 2 follow at least 1 mm of rain in the preceding 48 hours. Average temperatures at this location have risen by 0.3°C per decade since 1991.
Averages for 1991–2020; temperature trend 1991–2025. Figures describe the wider area (a grid cell of roughly 10 km), not the individual site. Contains modified Copernicus Climate Change Service information 2026.
More on this building
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- No EPC on record for this property
- Sale history — 1 transaction since 2020
- No related consent applications matched
- Detailed attributes — period, style, materials, features
- Flood risk assessment
- Radon risk assessment
- Weather exposure and heating demand — rain and frost month by month and year by year, wind direction, solar and humidity
Matched applications, energy data and sale records are assembled automatically and may contain errors. Flag incorrect data.
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